Championing his LGBT friends, Trotter the French bulldog is a vision in white.

Spangles the cross-eyed cat dresses up as a toothy dino.

Now that's one magical guinea pig.

This is a hot dog cat.

Roux the chihuahua is one sweet pea!

This leonine pooch, featured on Petsmart's Instagram page, is making our heart ache!

Sir Charles Barkley, the French bulldog, channels Toy Story's Woody.

Amie Black:Rescue dogs Gigi and Deedee celebrate the political season.

A dolla makes her holla.

Eileenbiz:Pumpkin is a nine year old rescue. He did not like being dressed up, as you can see from his expression. He was adopted from Almost Home, a no-kill shelter in Southfield, Michigan
www.almosthomeanimals.org.

He forgot to buy a costume!

He's saving the world one dog biscuit at a time.

No treats? You're fired!

angelstar061:

Tish McCully:Six year old George - the Zombie Tortoise

Kudo Sun:OOps...... Where is my broom

Big Bird is hard up for some cash.

We found him!

aptmoore2012:Keddy the football player

We hope this dog gets a lot of treats for enduring this costume.

cameramanlady:

He's got a dark past.

Just add advice.

She's a California dog.

He's about to sing "Somewhere Over The Rainbow."

Shh... No one told him they ended the space program.

This dog bought so many bump-its!

If you have this type of dog you've got one great last-minute costume idea.

"I am not amused."

He's been practicing his vogue for weeks.

Would a dog ever eat fava beans?

If you look up "precious" in the dictionary, you find this picture.

She was born this way.

Arrrr... ya taking me for walkies?

We can't help but feel this costume would be better on a hound dog.

It's probably only because of Bacon Bits that the bacon shortage didn't happen sooner.

Hilary Price:Mr Wheekers spreads joy all year round in his favorite outfit.

jcjonas:Ho ho ho

mapsure:Costume contest at the Hi Tor Animal Shelter event 2011

David Um Nakase:

Friedrick:I vant to suck your blood

alisfaine2:

HuffPost Blogger Katie Tate:Shaelee as a bunch of grapes!

123jas:This is Dogicula!

Friedrick:

Friedrick:Wishbone was thrilled to get the call that she was to play Princess Leia

nolagal11:A monkey and her banana.

zanoniash:Our son wanted to be a Ghostbuster for Halloween last year he decided that our dog, Holly, should be Slimer. My very creative hubby mixed food coloring water in a spray bottle and made our
Red Heeler a green one! And for fun, he opened a few glow sticks (100% non-toxic safe) sprayed the glow stuff on her. (She got a bath that night!) We were the talk of the neighborhood!

Becca Ingrassia:Tallulah the She Devil

ncodmus:

Lauren Bowers:

wooty99:

Laura Banda:Squirrel!!!

egillung:

wooty99:

Diane Sarlo:

remgenman:Arr! There's a Pirate in the Yard Arm!

:

gabygz:

kkdag:Aliens in a silver ship have landed...Green aliens are all around us!

Tedibear from Andromeda is here and wants us to take them ANYWHERE!

bucksim:

dsutterm:NASA North American Squirrelers Agency

Erica Leigh:

vic vas:ra ra ra la la o la

Angie Nickell:Tank the Pomapoo is a hot dog.

Shirley Kurata:Boo thinks he can score some trashy felines if he dresses like Bret Michaels.